A boy of mass 40kg is running at 1m/s inside of his classroom, which is on the second floor of his school. If each floor is 12m above the one below it find his
Kinetic Energy
Potential Energy
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Answer:
Kinetic energy = 1/2mv^2
= 1/2 . 40kg . ( 1 m/s)^2
= 20kgm^2/s^2
= 20J
potential energy = m.g.h
= 40kg . 10m/s^2 . 12m
= 4800J
hope it helps you.................
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